ANCHEER 15 14 12 FT GS Approved Round Trampoline with Safety Enclosure Net w/ Spring Pad for Outdoor Garden Workout Exercise Gymnastic Training (US Stock) US Stock: The ANCHEER trampolines come in 3 boxes, shipping from our US warehouse, delivery within 3-7 business days. Might they will not arrive at the same time, please wait patiently, will deliver later or the next business day. High Quality: Heavy gauge galvanized 42*1.5mm steel frame, rust resistant springs, PVC foam safety pad, PE durable enclosure and TUV CE certificated, weight supported 375 lbs for 15 ft, 330 lbs for 12 ft / 14 ft, making the trampoline much safer for kids using. Dual Closure System: A dual zipper and latch clip closure system, keeping kids safely inside while jumping, and ensuring net tension around the entire trampoline. Easy Installation: Can be assembled within an hour at the help of manual or installation video. Benefits: bring happiness and joy, treat all forms of autism, lose weight, reduce stress, increase circulation strengthens the immune system, easy for joints, improve muscles and help balance and grow taller. 2 hours Jogging 1 hour swimming 200 sit-ups 1.5 hour yoga 1000 calories burning Improved cardiovascular health Increased leg strength Anyone can participate Stronger bones Increased metabolism Coordination Lower the chance of heart disease Mental strengthening Help cure Type II diabetes Fun!- aerobics on trampolines, dodge ball on trampolines, and endless bouncing, all of which are a fun, great workout